<template>
    <h1>{{result}}</h1>
</template>
<script lang="ts">
import { defineComponent} from 'vue'
export default defineComponent({
    setup(){
        return new Promise((reslove) =>{
            setTimeout(() =>{
                return reslove({
                    result:43
                })
            },3000)
        })
    }
})
</script>